Finding the Fourth Proportional to 1,445,919.60, 2,168,464.68 and 559,248.24
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Solution
The fourth proportional to 1,445,919.60, 2,168,464.68 and 559,248.24 is: 838,711.96
Step by Step Solution
- Step 1: Write the proportion equation
1,445,919.60 : 2,168,464.68 = 559,248.24 : x - Step 2: Convert to fraction form
1,445,919.60/2,168,464.68 = 559,248.24/x - Step 3: Cross multiply
1,445,919.60x = 2,168,464.68 × 559,248.24 - Step 4: Simplify right side
1,445,919.60x = 1,212,710,055,792.16 - Step 5: Solve for x
x = 1,212,710,055,792.16/1,445,919.60 - Step 6: Final answer
x = 838,711.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.